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    麟凤尊汇5号楼ַ:ff00.coF2F4Y5L8-   Z   O   I

    ڣ2020/9/28
    ߣijīܳ
    1922

    īָʹ18ϵˮ򻯼󣬾īɵĹܲģΪܡܺīܵȡҪˮͣˮܵѡϡ
    īnodular cast iron pipe18ϵˮ    ī    Ľ    ܡܡīܳ    ̼衢̡סþִб׼GB/T13295-2013 ISO2531/2003ӿʽT͡K͡N1͡S͹ͺDN80-2600mm
    ī
    ī
    ֹʵʾīܣīıʡֵܣд˽зīʯī״̬ڵģһʯīĴСΪ6-7Ҫܵ򻯵ȼΪ1-3ʡ80%ϱĻеܵõ˽Ϻøƣıʡֵܡ˻Ժīܣ֯Ϊ壬еãֹֽܡ
    ص㣺ıʡֵܡ졢չܺáװףҪҵˮȡ
    չʷ༭
    1947ӢH.Morrogh֣ڹҿи棬ʹ京0.02wt%ʱʯī״1948A. P.Ganganebinоָþùþ0.04wt%ʱõ״ʯīӴԺīʼ˴ģҵйܵʹʷ׷ݵ1668轼ɺȫԼ21.14Kmˮߣ300ʱţֹܵͽͷά޸⣬ʹС
    ҹīܵ״ǰ
    ҹīܵҵ2090йˮЭĴ֧·չѸͣ30ʵʹã䰲ȫԡʵѱˮҵձϿɣ2008Ѵﵽ220֣199011ҹһˮԴȱĹңȱˮΪ600ȱˮΪ200ˮˮҵδīŹķչǰ [1] 
    ص༭
    īܵһ֡Ҫܵ򻯵ȼΪ1-3ʡ80%ϱĻеܵõ˽Ϻõĸƣıʡֵܡ˻īܣ֯Ϊ壬еã졢չܺãܷЧãװסҪҵˮ͵ȡ
    Ϸֲһ״ʯīݹƿھʵҪͬ֯еıͬСھһ㲻20%ھһ25%ҡ
    ܱ༭
    īһ֣һ̼͹ĺϽīʯī״ʽڵģһʯīĴСΪ6-7Ҫܵ򻯵ȼΪ1-3ʡ80%ϱĻеܵõ˽Ϻõĸƣıʣֵܡ˻īܣ֯Ϊ壬еܽϺá
    īҪ֮Ϊīıʡֵܣ졢չܺãܷЧãװסҪҵˮ,͵ȡǹˮܲĵѡкܸߵԼ۱ȡPEܲȣӰװʱϣīܱPEܰװ򵥿ݣҰװѹãܱԺͷīܰװܱԸãҲֶַͨ߷ʴܣˮīܹһָھPEܹһָ⾶Ϊͬȹ£īʵָľۺϰװάīŸԽԼ۱ȡڱпˮɳϵȡ [2] 
    ѧܱ༭
    Сǿȣ420/Mpa
    Сǿȣ300/Mpa
    С7%
    ׼GB/T13295-2013ISO2531-2009
    ھDN80-DN2600
    ׼༭
    Ʒ׼
    GB/T 13295-2013 ˮȼܵīܡܼ͸
    GB/T 17457-1998 īˮɰķIJһҪ
    GB/T 17458-1998 īˮɰķIJ°ɰijɷּ
    GB/T 17459-1998 īͿ
    GB/T 17456 īп
    GB/T 17219-1998 ˮˮ豸ϵİȫ۱׼
    ̱׼
    ˮˮůʩչ淶GB50242-2002
    ر׼ͼ
    10S505Խӿڸˮ֧ܵա
    ѡý
    1īܲĵѡӦݷؾѡֱĽӿʽ
    2ȦͨѡNBRSBREPDMȲʡ
    3Ϳѡ񣺸ʹʱڡⲿѡʺ͵Ϳ㡣ͿΪ֬۰Ϳ㡢PE ĤͿī²ƷѡʱӦϸ˽ܡ

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